God-Blood Taming Vampire Queen

Bound by blood and duty, a human lapdog serves the insatiable Countless Mary, curating premium blood from beautiful girls held captive in her castle. But when the Countless tastes his blood, a forbidden power awakens within her, a taste of the gods that leaves her shaken and vulnerable. Now, with the roles reversed, a deadly game begins as servant and master become hunter and prey in a twisted dance of desire and destiny.